Date:   Mon, 30 Jan 2023 15:28:03 +0100 (CET)
From:   Jiri Kosina <jikos@kernel.org>
To:     qi feng <fengqi706@gmail.com>
cc:     linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
        fengqi <fengqi@xiaomi.com>,
        Benjamin Tissoires <benjamin.tissoires@redhat.com>
Subject: Re: [PATCH] HID: add KEY_CAMERA_FOCUS event in HID
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Message-ID: <nycvar.YFH.7.76.2301301527100.1734@cbobk.fhfr.pm>
References: <20230109123216.4974-1-fengqi706@gmail.com> <nycvar.YFH.7.76.2301201849090.1734@cbobk.fhfr.pm> <CACOZ=ZWB3grJKn7wAZEZ0BDyN7KJF4VWUTNs-mPxeoW_oiR7=g@mail.gmail.com>
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On Sun, 29 Jan 2023, qi feng wrote:

> Hi,
> Our Bluetooth Handle needs the focus function, which is missing in the
> current map
> If our setting is unreasonable, do you have other suggested values

If the device is under your control, wouldn't it be better to let it 
produce something more defined by HID standard? (see e.g. 0x90 -- Camera 
Control Page).

Thanks,

-- 
Jiri Kosina
SUSE Labs